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From: Steffen Klassert <steffen.klassert@secunet.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: linux-crypto@vger.kernel.org
Subject: [PATCH v3 08/17] crypto: Add userspace report for ahash type algorithms
Date: Wed, 21 Sep 2011 11:05:36 +0200	[thread overview]
Message-ID: <20110921090536.GM1808@secunet.com> (raw)
In-Reply-To: <20110921085855.GE1808@secunet.com>


Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
---
 crypto/ahash.c             |   21 +++++++++++++++++++++
 include/linux/cryptouser.h |    1 +
 2 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/crypto/ahash.c b/crypto/ahash.c
index f669822..d5798fe 100644
--- a/crypto/ahash.c
+++ b/crypto/ahash.c
@@ -21,6 +21,8 @@
 #include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/seq_file.h>
+#include <linux/cryptouser.h>
+#include <net/netlink.h>
 
 #include "internal.h"
 
@@ -397,6 +399,24 @@ static unsigned int crypto_ahash_extsize(struct crypto_alg *alg)
 	return sizeof(struct crypto_shash *);
 }
 
+static int crypto_ahash_report(struct sk_buff *skb, struct crypto_alg *alg)
+{
+	struct crypto_report_hash rhash;
+
+	snprintf(rhash.type, CRYPTO_MAX_ALG_NAME, "%s", "ahash");
+
+	rhash.blocksize = alg->cra_blocksize;
+	rhash.digestsize = __crypto_hash_alg_common(alg)->digestsize;
+
+	NLA_PUT(skb, CRYPTOCFGA_REPORT_AHASH,
+		sizeof(struct crypto_report_hash), &rhash);
+
+	return 0;
+
+nla_put_failure:
+	return -EMSGSIZE;
+}
+
 static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg)
 	__attribute__ ((unused));
 static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg)
@@ -415,6 +435,7 @@ const struct crypto_type crypto_ahash_type = {
 #ifdef CONFIG_PROC_FS
 	.show = crypto_ahash_show,
 #endif
+	.report = crypto_ahash_report,
 	.maskclear = ~CRYPTO_ALG_TYPE_MASK,
 	.maskset = CRYPTO_ALG_TYPE_AHASH_MASK,
 	.type = CRYPTO_ALG_TYPE_AHASH,
diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h
index c94649f..aedee33 100644
--- a/include/linux/cryptouser.h
+++ b/include/linux/cryptouser.h
@@ -38,6 +38,7 @@ enum crypto_attr_type_t {
 	CRYPTOCFGA_PRIORITY_VAL,	/* __u32 */
 	CRYPTOCFGA_REPORT_LARVAL,	/* struct crypto_report_larval */
 	CRYPTOCFGA_REPORT_SHASH,	/* struct crypto_report_hash */
+	CRYPTOCFGA_REPORT_AHASH,	/* struct crypto_report_hash */
 	__CRYPTOCFGA_MAX
 
 #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
-- 
1.7.0.4

  parent reply	other threads:[~2011-09-21  9:05 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-21  8:58 [PATCH v3 00/17] crypto user configuration api Steffen Klassert
2011-09-21  8:59 ` [PATCH v3 01/17] crypto: Add a flag to identify crypto instances Steffen Klassert
2011-09-21  9:00 ` [PATCH v3 02/17] crypto: Export crypto_remove_spawns Steffen Klassert
2011-09-21  9:01 ` [PATCH v3 03/17] crypto: Export crypto_remove_final Steffen Klassert
2011-09-21  9:02 ` [PATCH v3 04/17] crypto: Add userspace configuration API Steffen Klassert
2011-09-23  5:55   ` Herbert Xu
2011-09-23  8:37     ` Steffen Klassert
2011-09-26 10:56   ` Steffen Klassert
2011-09-26 11:21     ` Herbert Xu
2011-09-21  9:03 ` [PATCH v3 05/17] crypto: Add a report function pointer to crypto_typ Steffen Klassert
2011-09-21  9:04 ` [PATCH v3 06/17] crypto: Add userspace report for larval type algorithms Steffen Klassert
2011-09-21  9:04 ` [PATCH v3 07/17] crypto: Add userspace report for shash " Steffen Klassert
2011-09-21  9:05 ` Steffen Klassert [this message]
2011-09-21  9:06 ` [PATCH v3 09/17] crypto: Add userspace report for blkcipher " Steffen Klassert
2011-09-21  9:07 ` [PATCH v3 10/17] crypto: Add userspace report for ablkcipher " Steffen Klassert
2011-09-24  3:21   ` Herbert Xu
2011-09-26  5:35     ` Steffen Klassert
2011-09-21  9:08 ` [PATCH v3 11/17] crypto: Add userspace report for givcipher " Steffen Klassert
2011-09-21  9:08 ` [PATCH v3 12/17] crypto: Add userspace report for aead " Steffen Klassert
2011-09-21  9:09 ` [PATCH v3 13/17] crypto: Add userspace report for nivaead " Steffen Klassert
2011-09-21  9:10 ` [PATCH v3 14/17] crypto: Add userspace report for pcompress " Steffen Klassert
2011-09-21  9:11 ` [PATCH v3 15/17] crypto: Add userspace report for rng " Steffen Klassert
2011-09-21  9:11 ` [PATCH 16/17] crypto: Add userspace report for cipher " Steffen Klassert
2011-09-21  9:12 ` [PATCH v3 17/17] crypto: Add userspace report for compress " Steffen Klassert

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